Mercurial > dive4elements > river

comparison flys-artifacts/src/main/java/de/intevation/flys/exports/ChartSettings.java @ 1994:3e703d134bbe

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Parse the Settings of each Output during Collection's describe() operation. flys-artifacts/trunk@3431 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Ingo Weinzierl <ingo.weinzierl@intevation.de>
date Fri, 16 Dec 2011 09:56:32 +0000
parents 5c1e7c1e9e09
children 2ae0627f956e
comparison
equal deleted inserted replaced
1993:85132c9edd64 1994:3e703d134bbe
1 package de.intevation.flys.exports; 1 package de.intevation.flys.exports;
2
3 import javax.xml.xpath.XPathConstants;
4
5 import org.w3c.dom.Node;
6 import org.w3c.dom.NodeList;
7
8 import org.apache.log4j.Logger;
9
10 import de.intevation.artifacts.common.utils.XMLUtils;
2 11
3 import de.intevation.artifactdatabase.state.DefaultSection; 12 import de.intevation.artifactdatabase.state.DefaultSection;
4 import de.intevation.artifactdatabase.state.DefaultSettings; 13 import de.intevation.artifactdatabase.state.DefaultSettings;
5 import de.intevation.artifactdatabase.state.Section; 14 import de.intevation.artifactdatabase.state.Section;
6 15
8 /** 17 /**
9 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a> 18 * @author <a href="mailto:ingo.weinzierl@intevation.de">Ingo Weinzierl</a>
10 */ 19 */
11 public class ChartSettings extends DefaultSettings { 20 public class ChartSettings extends DefaultSettings {
12 21
22 private static final Logger logger = Logger.getLogger(ChartSettings.class);
23
13 protected Section chartSection; 24 protected Section chartSection;
14 protected Section legendSection; 25 protected Section legendSection;
15 protected Section axesSection; 26 protected Section axesSection;
16 27
17 28
86 public void addAxisSection(Section axisSection) { 97 public void addAxisSection(Section axisSection) {
87 if (axisSection != null) { 98 if (axisSection != null) {
88 axesSection.addSubsection(axisSection); 99 axesSection.addSubsection(axisSection);
89 } 100 }
90 } 101 }
102
103
104 /**
105 * Parses the settings from <i>settings</i>. The result is a new
106 * ChartSettings instance.
107 *
108 * @param settings A <i>settings</i> node.
109 *
110 * @return a new <i>ChartSettings</i> instance.
111 */
112 public static ChartSettings parse(Node settings) {
113 if (settings == null) {
114 logger.warn("Tried to parse ChartSettings from empty Node!");
115 return null;
116 }
117
118 ChartSettings chartSettings = new ChartSettings();
119
120 parseAxes(chartSettings, settings);
121 parseChart(chartSettings, settings);
122 parseLegend(chartSettings, settings);
123
124 return chartSettings;
125 }
126
127
128 protected static void parseAxes(ChartSettings target, Node settings) {
129 NodeList axesList = (NodeList) XMLUtils.xpath(
130 settings, "axes/axis", XPathConstants.NODESET, null);
131
132 int num = axesList != null ? axesList.getLength() : 0;
133
134 if (num <= 0) {
135 logger.debug("No axis sections found.");
136 return;
137 }
138
139 for (int i = 0; i < num; i++) {
140 parseAxis(target, axesList.item(i));
141 }
142 }
143
144
145 protected static void parseAxis(ChartSettings target, Node axis) {
146 AxisSection section = new AxisSection();
147
148 String id = XMLUtils.xpathString(axis, "id", null);
149 String label = XMLUtils.xpathString(axis, "label", null);
150 String fSize = XMLUtils.xpathString(axis, "font-size", null);
151 String fixation = XMLUtils.xpathString(axis, "fixation", null);
152 String low = XMLUtils.xpathString(axis, "lower", null);
153 String up = XMLUtils.xpathString(axis, "upper", null);
154
155 if (logger.isDebugEnabled()) {
156 logger.debug("Fount axis id: '" + id + "'");
157 logger.debug("Fount axis label: '" + label + "'");
158 logger.debug("Fount axis font size: '" + fSize + "'");
159 logger.debug("Fount axis fixation: '" + fixation + "'");
160 logger.debug("Fount axis lower: '" + low + "'");
161 logger.debug("Fount axis upper: '" + up + "'");
162 }
163
164 section.setIdentifier(id);
165 section.setLabel(label);
166 section.setFontSize(Integer.valueOf(fSize.length() > 0 ? fSize : "-1"));
167 section.setFixed(Boolean.valueOf(fixation));
168 section.setLowerRange(Double.valueOf(low.length() > 0 ? low : "0"));
169 section.setUpperRange(Double.valueOf(up.length() > 0 ? up : "0"));
170
171 target.addAxisSection(section);
172 }
173
174
175 protected static void parseChart(ChartSettings target, Node chart) {
176 ChartSection chartSection = new ChartSection();
177
178 String title = XMLUtils.xpathString(chart, "chart/title", null);
179 String sub = XMLUtils.xpathString(chart, "chart/subtitle", null);
180 String grid = XMLUtils.xpathString(chart, "chart/display-grid", null);
181
182 if (logger.isDebugEnabled()) {
183 logger.debug("Found chart title: '" + title + "'");
184 logger.debug("Found chart subtitle: '" + sub + "'");
185 logger.debug("Found chart grid: '" + grid + "'");
186 }
187
188 chartSection.setTitle(title);
189 chartSection.setSubtitle(sub);
190 chartSection.setDisplayGird(Boolean.valueOf(grid));
191
192 target.setChartSection(chartSection);
193 }
194
195
196 protected static void parseLegend(ChartSettings target, Node legend) {
197 LegendSection section = new LegendSection();
198
199 String vis = XMLUtils.xpathString(legend, "legend/visibility", null);
200 String fSize = XMLUtils.xpathString(legend, "legend/font-size", null);
201
202 if (logger.isDebugEnabled()) {
203 logger.debug("Found legend visibility: '" + vis + "'");
204 logger.debug("Found legend font size : '" + fSize + "'");
205 }
206
207 section.setVisibility(Boolean.valueOf(vis));
208 section.setFontSize(Integer.valueOf(fSize.length() > 0 ? fSize : "-1"));
209
210 target.setLegendSection(section);
211 }
91 } 212 }
92 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 : 213 // vim:set ts=4 sw=4 si et sta sts=4 fenc=utf8 :
http://dive4elements.wald.intevation.org